> On Apr 5, 2017, at 10:39, Adrian Chadd <adr...@freebsd.org> wrote:
> hm, you could use dtrace to find what's calling that function and
> print out the call stack?

        *does shrug* something like this (I realize it’s not printing out arg0 
— arg0 is a union that would need decoding)?

$ cat AcpiNsLookup.d
        printf("PathInfo: %s\nType: %d\nFlags: %u",
            stringof(arg1), arg2, arg3);
$ sudo dtrace -s AcpiNsLookup.d

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